Home / 255,968.82-383,654.25-192,585.30

Finding the Fourth Proportional to 255,968.82, 383,654.25 and 192,585.30

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Solution

The fourth proportional to 255,968.82, 383,654.25 and 192,585.30 is: 288,653.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,968.82 : 383,654.25 = 192,585.30 : x
  2. Step 2: Convert to fraction form
    255,968.82/383,654.25 = 192,585.30/x
  3. Step 3: Cross multiply
    255,968.82x = 383,654.25 × 192,585.30
  4. Step 4: Simplify right side
    255,968.82x = 73,886,168,832.53
  5. Step 5: Solve for x
    x = 73,886,168,832.53/255,968.82
  6. Step 6: Final answer
    x = 288,653.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.